A man participates in a march in support of Venezuela's President and election candidate Hugo Chavez, in Caracas, capital of Venezuela, on Oct. 2, 2012. Venezuela wiil hold a presidential election on Oct. 7. (Xinhua/Mauricio Valenzuela)

A woman walks in front of electoral propaganda for Venezuela's President and candidate for reelection, Hugo Chavez, in Caracas, capital of Venezuela, on Oct. 2, 2012. Venezuela wiil hold a presidential election on Oct. 7. (Xinhua/Mauricio Valenzuela)

Residents participate in a march in support of Venezuela's President and election candidate Hugo Chavez, in Caracas, capital of Venezuela, on Oct. 2, 2012. Venezuela wiil hold a presidential election on Oct. 7. (Xinhua/Mauricio Valenzuela)

Image provided by Venezuela's Presidency shows Venezuela's President and election candidate Hugo Chavez participating in a campaign rally in Barquisimeto, Lara state, Venezuela, on Oct. 2, 2012.Venezuela will hold a presidential election on Oct. 7, 2012. (Xinhua/Venezuela's Presidency)

Image provided by Venezuela's Presidency shows supporters of Venezuela's President and election candidate Hugo Chavez taking part in a campaign rally in Yaritagua, Yaracuy state, Venezuela, on Oct. 2, 2012. Venezuela will hold a presidential election on Oct. 7, 2012. (Xinhua/Venezuela's Presidency)

Image provided by Comando Venezuela shows Venezuela's opposition presidential candidate Henrique Capriles participating in campaign rally in Barcelona, capital of Anzoategui state, Venezuela, on Oct. 2, 2012. Venezuela will hold a presidential election on Oct. 7, 2012. (Xinhua/Comando Venezuela)

Image provided by Comando Venezuela shows Venezuela's opposition presidential candidate Henrique Capriles participating in campaign rally in Barcelona, capital of Anzoategui state, Venezuela, on Oct. 2, 2012. Venezuela will hold a presidential election on Oct. 7, 2012. (Xinhua/Comando Venezuela)

Image provided by Venezuela's Presidency shows Venezuela's President and election candidate Hugo Chavez (R) participating in a campaign rally in Yaritagua, Yaracuy state, Venezuela, on Oct. 2, 2012. Venezuela will hold a presidential election on Oct. 7, 2012. (Xinhua/Venezuela's Presidency)

Image provided by Venezuela's Presidency shows Venezuela's President and election candidate Hugo Chavez (C) greeting supporters in a campaign rally in Barquisimeto, Lara state, Venezuela, on Oct. 2, 2012. Venezuela will hold a presidential election on Oct. 7, 2012. (Xinhua/Venezuela's Presidency)

Image provided by Comando Venezuela shows Venezuela's opposition presidential candidate Henrique Capriles (C) participating in campaign rally in Barcelona, capital of Anzoategui state, Venezuela, on Oct. 2, 2012. Venezuela will hold a presidential election on Oct. 7, 2012. (Xinhua/Comando Venezuela)